# Probability and Statistics

In a population where
85% prefer Candidate A, an organization conducts a poll of 19 voters. Find the probability that 17 of the 19 voters will prefer Candidate A.

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2. 👎 0
3. 👁 199
1. another binomial

p (prefer A) = .85 = (P)

p (not prefer A) = .15 = (N)

(P + N)^19 = 19C17 P^17 N^2
... = 171 * .85^17 * .15^2

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